package day03;

public class IfDemo {
    public static void main(String[] args) {
        double price=300.0;
        if(price>=500){
            price*=0.8;
        }
        System.out.println("您最终的消费金额为"+price);

        int score=89;
        if(score>=0&&score<=100){
            System.out.println("成绩合法");
        }
        System.out.println("继续执行");
    }

}
